Army Aims to Save by 'Buying Less, More Often'

White Sands Missile Range was the site of the first atomic-bomb test in 1945. Now the Army is using the New Mexico complex for a different kind of test: to see if it can get more bang for its buck.

Troops at White Sands and the adjacent Fort Bliss, Texas, are trying out new radios, smartphones and other gear to build a secure wireless network for the battlefield. Equally important, officials say, is that the Army is testing a new...